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/*
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "WebContentView.h"
#include "WebContentClient.h"
#include <AK/SharedBuffer.h>
#include <LibGUI/Painter.h>
#include <LibGUI/ScrollBar.h>
#include <LibGfx/SystemTheme.h>
WebContentView::WebContentView()
{
m_client = WebContentClient::construct(*this);
client().post_message(Messages::WebContentServer::UpdateSystemTheme(Gfx::current_system_theme_buffer_id()));
}
WebContentView::~WebContentView()
{
}
void WebContentView::load(const URL& url)
{
client().post_message(Messages::WebContentServer::LoadURL(url));
}
void WebContentView::paint_event(GUI::PaintEvent& event)
{
GUI::ScrollableWidget::paint_event(event);
GUI::Painter painter(*this);
painter.add_clip_rect(frame_inner_rect());
painter.add_clip_rect(event.rect());
painter.translate(frame_thickness(), frame_thickness());
ASSERT(m_bitmap);
painter.blit({ 0, 0 }, *m_bitmap, m_bitmap->rect());
}
void WebContentView::resize_event(GUI::ResizeEvent& event)
{
GUI::ScrollableWidget::resize_event(event);
auto bitmap = Gfx::Bitmap::create(Gfx::BitmapFormat::RGB32, available_size());
m_bitmap = bitmap->to_bitmap_backed_by_shared_buffer();
m_bitmap->shared_buffer()->share_with(client().server_pid());
client().post_message(Messages::WebContentServer::SetViewportRect(Gfx::IntRect({ horizontal_scrollbar().value(), vertical_scrollbar().value() }, m_bitmap->size())));
request_repaint();
}
void WebContentView::mousedown_event(GUI::MouseEvent& event)
{
client().post_message(Messages::WebContentServer::MouseDown(to_content_position(event.position()), event.button(), event.buttons(), event.modifiers()));
}
void WebContentView::mouseup_event(GUI::MouseEvent& event)
{
client().post_message(Messages::WebContentServer::MouseUp(to_content_position(event.position()), event.button(), event.buttons(), event.modifiers()));
}
void WebContentView::mousemove_event(GUI::MouseEvent& event)
{
client().post_message(Messages::WebContentServer::MouseMove(to_content_position(event.position()), event.button(), event.buttons(), event.modifiers()));
}
void WebContentView::notify_server_did_paint(Badge<WebContentClient>, i32 shbuf_id)
{
if (m_bitmap->shbuf_id() == shbuf_id)
update();
}
void WebContentView::notify_server_did_invalidate_content_rect(Badge<WebContentClient>, [[maybe_unused]] const Gfx::IntRect& content_rect)
{
#ifdef DEBUG_SPAM
dbg() << "server did invalidate content_rect: " << content_rect << ", current shbuf_id=" << m_bitmap->shbuf_id();
#endif
request_repaint();
}
void WebContentView::notify_server_did_change_selection(Badge<WebContentClient>)
{
request_repaint();
}
void WebContentView::notify_server_did_layout(Badge<WebContentClient>, const Gfx::IntSize& content_size)
{
set_content_size(content_size);
}
void WebContentView::notify_server_did_change_title(Badge<WebContentClient>, const String& title)
{
if (on_title_change)
on_title_change(title);
}
void WebContentView::did_scroll()
{
client().post_message(Messages::WebContentServer::SetViewportRect(visible_content_rect()));
request_repaint();
}
void WebContentView::request_repaint()
{
client().post_message(Messages::WebContentServer::Paint(m_bitmap->rect().translated(horizontal_scrollbar().value(), vertical_scrollbar().value()), m_bitmap->shbuf_id()));
}
WebContentClient& WebContentView::client()
{
return *m_client;
}
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